/* WordPress-specific scoped styles to prevent theme conflicts */
.blk-calculator-container * {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

.blk-calculator-container {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    line-height: 1.7;
    color: #333;
    background-color: #f9f9f9;
    padding: 20px;
    max-width: 1200px;
    margin: 0 auto;
}

.blk-calculator-container .container {
    background-color: white;
    padding: 40px;
    border-radius: 0;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}

.blk-calculator-container h1 {
    color: #1a1a1a;
    margin-bottom: 35px;
    text-align: center;
    font-size: 2.2em;
    font-weight: 400;
    letter-spacing: -0.5px;
}

.blk-calculator-container h2 {
    color: #2c3e50;
    margin-bottom: 20px;
    padding-bottom: 12px;
    border-bottom: 2px solid #e0e0e0;
    font-weight: 400;
    font-size: 1.5em;
}

.blk-calculator-container h3 {
    color: #2c3e50;
    margin-bottom: 12px;
    font-size: 1.2em;
    font-weight: 500;
}

.blk-calculator-container .form-section {
    margin-bottom: 30px;
}

.blk-calculator-container .instruction {
    margin-bottom: 20px;
    color: #666;
    font-style: normal;
    font-size: 1em;
    line-height: 1.6;
}

.blk-calculator-container .spaces-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 18px;
}

.blk-calculator-container .space-item {
    border: 1px solid #e0e0e0;
    padding: 18px;
    border-radius: 0;
    background-color: #ffffff;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.blk-calculator-container .space-item:hover {
    border-color: #8b7355;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
}

.blk-calculator-container .space-item label:first-child {
    font-weight: bold;
    display: block;
    margin-bottom: 10px;
}

.blk-calculator-container .space-options {
    margin-left: 25px;
    display: flex;
    gap: 15px;
}

.blk-calculator-container .space-options label {
    font-weight: normal;
    font-size: 0.9em;
}

.blk-calculator-container input[type="checkbox"] {
    margin-right: 5px;
}

.blk-calculator-container .input-group {
    margin-bottom: 20px;
}

.blk-calculator-container .input-group label {
    display: block;
    margin-bottom: 5px;
    font-weight: bold;
    color: #555;
}

.blk-calculator-container .input-group input[type="number"],
.blk-calculator-container .input-group input[type="email"],
.blk-calculator-container .input-group input[type="text"] {
    width: 100%;
    max-width: 400px;
    padding: 10px 12px;
    border: 1px solid #ccc;
    border-radius: 0;
    font-size: 1em;
    font-family: inherit;
    transition: border-color 0.2s;
}

.blk-calculator-container .input-group input[type="number"]:focus,
.blk-calculator-container .input-group input[type="email"]:focus,
.blk-calculator-container .input-group input[type="text"]:focus {
    outline: none;
    border-color: #8b7355;
}

.blk-calculator-container .help-text {
    color: #888;
    font-size: 0.9em;
    margin-left: 8px;
    font-style: italic;
}

.blk-calculator-container button {
    background-color: #2c3e50;
    color: white;
    padding: 12px 32px;
    border: none;
    border-radius: 0;
    font-size: 1em;
    font-family: inherit;
    cursor: pointer;
    transition: background-color 0.3s, transform 0.1s;
    font-weight: 500;
    letter-spacing: 0.5px;
}

.blk-calculator-container button:hover {
    background-color: #1a252f;
    transform: translateY(-1px);
}

.blk-calculator-container button:active {
    transform: translateY(0);
}

.blk-calculator-container .results-section {
    margin-top: 45px;
    padding-top: 35px;
    border-top: 2px solid #e0e0e0;
}

.blk-calculator-container .results-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 25px;
    margin-bottom: 30px;
}

.blk-calculator-container .result-column {
    background-color: #fafafa;
    padding: 25px;
    border-radius: 0;
    border: 1px solid #e0e0e0;
}

.blk-calculator-container .result-row {
    padding: 8px 0;
    border-bottom: 1px solid #eee;
}

.blk-calculator-container .result-row:last-child {
    border-bottom: none;
}

.blk-calculator-container .result-label {
    font-weight: bold;
    color: #555;
    margin-right: 10px;
}

.blk-calculator-container .result-value {
    color: #2c3e50;
    float: right;
}

.blk-calculator-container .total-section {
    background-color: #f5f5f5;
    padding: 30px;
    border-radius: 0;
    border: 2px solid #d0d0d0;
    text-align: center;
    margin-top: 20px;
}

.blk-calculator-container .total-section h3 {
    margin-bottom: 18px;
    color: #2c3e50;
    font-size: 1.4em;
}

.blk-calculator-container .total-amount {
    font-size: 2.5em;
    font-weight: 400;
    color: #1a1a1a;
    letter-spacing: -1px;
}

.blk-calculator-container #tempResults,
.blk-calculator-container #permResults {
    margin-top: 15px;
}

.blk-calculator-container .email-section {
    margin-top: 30px;
    text-align: center;
    padding: 20px;
    display: none;
}

.blk-calculator-container .email-button {
    background-color: #8b7355;
    padding: 12px 32px;
    font-size: 1em;
}

.blk-calculator-container .email-button:hover {
    background-color: #6b5a42;
}

.blk-calculator-container .email-button:disabled {
    background-color: #95a5a6;
    cursor: not-allowed;
}

.blk-calculator-container .email-status {
    margin-top: 15px;
    padding: 12px;
    border-radius: 0;
    font-size: 0.9em;
    min-height: 20px;
}

.blk-calculator-container .email-status.success {
    background-color: #e8f5e9;
    color: #2e7d32;
    border: 1px solid #c8e6c9;
}

.blk-calculator-container .email-status.error {
    background-color: #ffebee;
    color: #c62828;
    border: 1px solid #ffcdd2;
}

.blk-calculator-container .email-status.info {
    background-color: #e3f2fd;
    color: #1565c0;
    border: 1px solid #bbdefb;
}